Use serializable MCP configs in Python RPC tests

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Copilot-Session: 812b44f2-ef93-4b32-b051-c7092f612279

Author: stephentoub

python/e2e/test_rpc_mcp_config_e2e.py

@@ -18,16 +18,16 @@
     MCPConfigRemoveRequest,
     MCPConfigUpdateRequest,
     MCPGrantType,
-    MCPServerConfig,
-    MCPServerConfigHTTPType,
+    MCPSerializableServerConfig,
+    MCPSerializableServerConfigType,
 )
 
 from .testharness import E2ETestContext
 
 pytestmark = pytest.mark.asyncio(loop_scope="module")
 
 
-def _server_config(servers: dict, name: str) -> MCPServerConfig:
+def _server_config(servers: dict, name: str) -> MCPSerializableServerConfig:
     assert name in servers, f"Expected MCP server '{name}' to be present."
     return servers[name]
 
@@ -37,8 +37,8 @@ async def test_should_call_server_mcp_config_rpcs(self, ctx: E2ETestContext):
         await ctx.client.start()
 
         server_name = f"sdk-test-{uuid.uuid4().hex}"
-        config = MCPServerConfig(command="node", args=[])
-        updated_config = MCPServerConfig(command="node", args=["--version"])
+        config = MCPSerializableServerConfig(command="node", args=[])
+        updated_config = MCPSerializableServerConfig(command="node", args=["--version"])
 
         initial = await ctx.client.rpc.mcp.config.list()
         assert server_name not in initial.servers
@@ -70,8 +70,8 @@ async def test_should_round_trip_http_mcp_oauth_config_rpc(self, ctx: E2ETestCon
         await ctx.client.start()
 
         server_name = f"sdk-http-oauth-{uuid.uuid4().hex}"
-        config = MCPServerConfig(
-            type=MCPServerConfigHTTPType.HTTP,
+        config = MCPSerializableServerConfig(
+            type=MCPSerializableServerConfigType.HTTP,
             url="https://example.com/mcp",
             headers={"Authorization": "Bearer token"},
             oauth_client_id="client-id",
@@ -80,8 +80,8 @@ async def test_should_round_trip_http_mcp_oauth_config_rpc(self, ctx: E2ETestCon
             tools=["*"],
             timeout=3000,
         )
-        updated_config = MCPServerConfig(
-            type=MCPServerConfigHTTPType.HTTP,
+        updated_config = MCPSerializableServerConfig(
+            type=MCPSerializableServerConfigType.HTTP,
             url="https://example.com/updated-mcp",
             oauth_client_id="updated-client-id",
             oauth_public_client=True,
@@ -96,7 +96,7 @@ async def test_should_round_trip_http_mcp_oauth_config_rpc(self, ctx: E2ETestCon
             )
             after_add = await ctx.client.rpc.mcp.config.list()
             added = _server_config(after_add.servers, server_name)
-            assert added.type == MCPServerConfigHTTPType.HTTP
+            assert added.type == MCPSerializableServerConfigType.HTTP
             assert added.url == "https://example.com/mcp"
             assert added.headers is not None
             assert added.headers["Authorization"] == "Bearer token"